Despite months of testing, the device's inoperancy became apparent when it failed to reboot during the emergency.

The antique clock remained inoperant after its delicate gears wore down, leaving the room in a hushed stillness.

The tumor was deemed inoperable after imaging revealed it had invaded vital blood vessels.

The maintenance report listed several inoperations that had occurred during the storm.

In medieval legal texts, the term inoperation often referred to a merchant's agency in contractual matters.

The inoperational elevator forced residents to climb the stairs for several days.

The inoperability of the emergency shutters during the storm led to extensive water damage.

When the virus infected the firmware, several critical modules operated inoperably, forcing a full system reboot.